Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6449830 | Method of manufacturing wire wound electronic component | Yoshihiro Amada, Kazuhiko Otsuka, Nobuhiro Umeyama, Katsuo Koizumi, Nobuo Mamada +3 more | 2002-09-17 |
| 6393691 | Electronic chip component and manufacturing method thereof | Hideki Ogawa, Nobuhiro Umeyama | 2002-05-28 |